diff -r 000000000000 -r f63038272f30 bluetoothengine/bthid/bthidclient/src/bthidclient.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/bluetoothengine/bthid/bthidclient/src/bthidclient.cpp Mon Jan 18 20:28:57 2010 +0200 @@ -0,0 +1,189 @@ +/* +* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: BT HID client implementation + * +*/ + + +#include +#include "bthidclient.h" +#include "bthidclientsrv.h" +#include "debug.h" +#include "hiduids.h" + +static TInt StartServer(); + +// --------------------------------------------------------- +// Connect +// Handles connection to server(creates session) +// --------------------------------------------------------- +// +EXPORT_C TInt RBTHidClient::Connect() + { + TRACE_FUNC + + TInt retVal = CreateSession(KBTHidSrvName, Version()); + if (retVal != KErrNone && retVal != KErrAlreadyExists) + { + retVal = StartServer(); + if (retVal == KErrNone || retVal == KErrAlreadyExists) + { + retVal = CreateSession(KBTHidSrvName, Version()); + } + } + TRACE_INFO((_L("[BTHID] ret %d "), retVal)) + + if (retVal != KErrNone) + { + Close(); + } + + return retVal; + } + +// --------------------------------------------------------- +// Version +// Defines server version number +// --------------------------------------------------------- +// +TVersion RBTHidClient::Version() const + { + return (TVersion(KBTHIDServMajorVersionNumber, + KBTHIDServMinorVersionNumber, KBTHIDServBuildVersionNumber)); + } + +// --------------------------------------------------------- +// ConnectToHID +// Establishes a Bluetooth HID connection +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::ConnectDevice(const TBTDevAddrPckgBuf& aAddrBuf, + TDes8& aDiagnostic, TRequestStatus& aStatus) + { + SendReceive(EBTHIDServConnectDevice, TIpcArgs(&aAddrBuf, &aDiagnostic), + aStatus); + } + +// --------------------------------------------------------- +// CancelConnectDevice +// Cancel Connection attempt +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::CancelConnectDevice() const + { + SendReceive(EBTHIDServCancelConnect); + } + +// --------------------------------------------------------- +// NotifyStatusChange +// Request for a notify for change of connection status +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::NotifyStatusChange( + THIDStateUpdateBuf& aUpdateParams, TDes8& aDiagnostic, + TRequestStatus& aStatus) + { + SendReceive(EBTHIDServNotifyConnectionChange, TIpcArgs(&aUpdateParams, + &aDiagnostic), aStatus); + } + +// --------------------------------------------------------- +// CancelNotifyStatusChange +// Cancel a outstanding request for a notify for change of connection status +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::CancelNotifyStatusChange() const + { + SendReceive(EBTHIDServCancelNotify); + } + +// --------------------------------------------------------- +// DisconnectDevice +// Disconnect from the selected HID device +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::DisconnectDevice( + const TBTDevAddrPckgBuf& aAddrBuf, TBTDisconnectType aDiscType, + TRequestStatus& aStatus) + { + TBTHidParamPkg discPkg(aDiscType); + SendReceive(EBTHIDServDisconnectDevice, TIpcArgs(&aAddrBuf, &discPkg), + aStatus); + } + +// --------------------------------------------------------- +// DisconnectAllGracefully +// Disconnect from the all HID devices +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::DisconnectAllGracefully(TRequestStatus& aStatus) + { + TRACE_FUNC + SendReceive(EBTHidSrvDisconnectAllGracefully, aStatus); + } + +// --------------------------------------------------------- +// IsConnected +// Request for the connection status for a specified device +// --------------------------------------------------------- +// +EXPORT_C TInt RBTHidClient::IsConnected(const TBTDevAddr& aBTaddr) + { + TPckgC addrPck(aBTaddr); + return SendReceive(EBTHIDServIsConnected, TIpcArgs(&addrPck)); + } + +// --------------------------------------------------------- +// GetConnections +// Request for a list of current connected HID device addresses +// --------------------------------------------------------- +// +EXPORT_C void RBTHidClient::GetConnections(TDes8& aAddrs, TInt aProfile) + { + TRACE_FUNC + SendReceive(EBTHIDGetConnections, TIpcArgs(&aAddrs, aProfile)); + } + +TInt StartServer() + { + TRACE_STATIC_FUNC + const TUid KKBTHIDSrvUid3 = + { + BTHID_SRV_UID + }; + const TUidType serverUid(KNullUid,KNullUid, KKBTHIDSrvUid3); + RProcess server; + TInt r = server.Create(KBTHidServerFilename, KNullDesC, serverUid); + if (r != KErrNone) + return r; + server.SetPriority(EPriorityHigh); + + TRequestStatus stat; + server.Rendezvous(stat); + if (stat != KRequestPending) + { + server.Kill(0); + } + else + { + server.Resume(); + } + + User::WaitForRequest(stat); + TRACE_INFO((_L("[BTHID] Server started, code %d"), stat.Int())) + r = (server.ExitType() == EExitPanic) ? KErrGeneral : stat.Int(); + server.Close(); + return r; + } +// End of File